| A | B |
| habitable | lands suitable for human living is ___. |
| immigrants | people who move into one country from another |
| population distribution | the way population is spread out over an area (pattern) |
| migration | process of relocating to a new region |
| birth rate | the number of births each year per 1,000 people |
| death rate | the number of deaths each year per 1,000 people |
| population density | the average number of people per square mile |
| demographer | geographer who studies human populations |
| how to figure population growth | death rate subtracted from the birth rate |
| push factor | reason that causes people to leave an area (ex. flooding) |
| pull factor | reason that attracts people to another area (ex. more freedom) |
| refugee | a person who flees a place to find safety |
| urbanization | growth of cities |
| to find jobs | #1 reason people move to cities |
| internal migration | move to a different place within a country |
| external migration | move from one country to another country |